A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5996-01-100-3731
NSN 6240-01-400-1311
NSN 5930-00-241-2504
NSN 5975-01-426-8614
NSN 4140-01-500-6933
NSN 5895-01-163-7493
NSN 5985-01-309-6857
NSN 5965-01-116-7245
NSN 6130-01-052-6815
NSN 6610-01-342-2319
NSN 6240-01-584-6450
NSN 5996-00-229-7037